Stewart, D., & Blocker, H. G. (2008). Fundamentals of philosophy: Fundamentals of philosophy (6th ed.). Pearson Education / Prentice Hall.
Citazione stile Chigago Style (17a edizione)Stewart, David, e H. Gene Blocker. Fundamentals of Philosophy: Fundamentals of Philosophy. 6th ed. New Delhi: Pearson Education / Prentice Hall, 2008.
Citatione MLA (9a ed.)Stewart, David, e H. Gene Blocker. Fundamentals of Philosophy: Fundamentals of Philosophy. 6th ed. Pearson Education / Prentice Hall, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.